// Copyright (c) nano Author. All Rights Reserved.

//

// Permission is hereby granted, free of charge, to any person obtaining a copy

// of this software and associated documentation files (the "Software"), to deal

// in the Software without restriction, including without limitation the rights

// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell

// copies of the Software, and to permit persons to whom the Software is

// furnished to do so, subject to the following conditions:

//

// The above copyright notice and this permission notice shall be included in all

// copies or substantial portions of the Software.

//

// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE

// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER

// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,

// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE

// SOFTWARE.

package nano

import (

"net/http"

"os"

"path/filepath"

"strings"

"sync"

"time"

"github.com/lonnng/nano/session"

)

// VERSION returns current nano version

var VERSION = "0.0.1"

var (

// app represents the current server process

app = &struct {

name string // current application name

startAt time.Time // startup time

}{}

// env represents the environment of the current process, includes

// work path and config path etc.

env = &struct {

wd string // working path

die chan bool // wait for end application

heartbeat time.Duration // heartbeat internal

checkOrigin func(*http.Request) bool // check origin when websocket enabled

debug bool // enable debug

wsPath string // WebSocket path(eg: ws://127.0.0.1/wsPath)

// session closed handlers

muCallbacks sync.RWMutex // protect callbacks

callbacks []SessionClosedHandler // callbacks that emitted on session closed

}{}

)

type (

// SessionClosedHandler represents a callback that will be called when a session

// close or session low-level connection broken.

SessionClosedHandler func(session *session.Session)

)

// init default configs

func init() {

}